133449421

素因数分解:

$7^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 154441728

約数和(自身を除く): 20992307

約数列:

[1, 7, 151, 251, 503, 1057, 1757, 3521, 37901, 75953, 126253, 265307, 531671, 883771, 19064203, 133449421]

約数ペア:

[(1, 133449421), (7, 19064203), (151, 883771), (251, 531671), (503, 265307), (1057, 126253), (1757, 75953), (3521, 37901)]